大约有 15,490 项符合查询结果（耗时：0.0211秒） [XML]
How to give border to any element using css without adding border-width to the whole width of elemen
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http://caniuse.com/#feat=outline
http://caniuse.com/#search=border-box
#test, #test2 {
width: 100px;
height:100px;
background-color:yellow;
}
#test {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
border: 10px dashed blue;
}
#test2...
how do I check in bash whether a file was created more than x time ago?
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Only for modification time
if test `find "text.txt" -mmin +120`
then
echo old enough
fi
You can use -cmin for change or -amin for access time. As others pointed I don’t think you can track creation time.
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Remove all whitespaces from NSString
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I prefer using regex like this:
NSString *myString = @"this is a test";
NSString *myNewString = [myString stringByReplacingOccurrencesOfString:@"\\s"
withString:@""
options:NSRegularExpressionSearch
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Can Android Studio be used to run standard Java projects?
For those times when you want to isolate the Java and give it a quick test..
13 Answers
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std::enable_if to conditionally compile a member function
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That's unfortunate. I only tested it on with gcc. Maybe this helps: stackoverflow.com/a/17543296/660982
– jpihl
Jun 10 '14 at 7:52
1...
Difference between PCDATA and CDATA in DTD
...t, but one child.
<?xml version="1.0"?>
<foo>
<bar><test>content!</test></bar>
</foo>
When we want to specify that an element will only contain text, and no child elements, we use the keyword PCDATA, because this keyword specifies that the element must c...
Contains case insensitive
...be achieved using a Regular Expression (especially useful when you want to test against dynamic patterns):
if (!/Ral/i.test(referrer)) {
// ^i = Ignore case flag for RegExp
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How to read contacts on Android 2.0
...ame="android.permission.READ_CONTACTS"/>
ContactList.java
package com.test;
import java.util.ArrayList;
public class ContactList {
private ArrayList<Contact> contacts = new ArrayList<Contact>();
public ArrayList<Contact> getContacts() {
return contacts;
}
public void s...
Why is reading lines from stdin much slower in C++ than Python?
...a look at what happens under the hood, and I've used dtruss/strace on each test.
C++
./a.out < in
Saw 6512403 lines in 8 seconds. Crunch speed: 814050
syscalls sudo dtruss -c ./a.out < in
CALL COUNT
__mac_syscall 1
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How to make child process die after parent exits?
...spawned" code in the "parent" (that is: you reverse the usual sense of the test after fork()). Then trap SIGCHLD in the "spawned" code...
May not be possible in your case, but cute when it works.
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